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Fix endpoint 0 receive notify

teensy4-core
PaulStoffregen 5 年之前
父節點
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93a2e12268
共有 1 個文件被更改,包括 2 次插入2 次删除
  1. +2
    -2
      teensy4/usb.c

+ 2
- 2
teensy4/usb.c 查看文件

@@ -438,7 +438,7 @@ static void endpoint0_receive(void *data, uint32_t len, int notify)
if (len > 0) {
// Executing A Transfer Descriptor, page 3182
endpoint0_transfer_data.next = 1;
endpoint0_transfer_data.status = (len << 16) | (1<<7);
endpoint0_transfer_data.status = (len << 16) | (1<<7) | (notify ? (1 << 15) : 0);
uint32_t addr = (uint32_t)data;
endpoint0_transfer_data.pointer0 = addr; // format: table 55-60, pg 3159
endpoint0_transfer_data.pointer1 = addr + 4096;
@@ -452,7 +452,7 @@ static void endpoint0_receive(void *data, uint32_t len, int notify)
while (USB1_ENDPTPRIME) ;
}
endpoint0_transfer_ack.next = 1;
endpoint0_transfer_ack.status = (1<<7) | (notify ? (1 << 15) : 0);
endpoint0_transfer_ack.status = (1<<7);
endpoint0_transfer_ack.pointer0 = 0;
endpoint_queue_head[1].next = (uint32_t)&endpoint0_transfer_ack;
endpoint_queue_head[1].status = 0;

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